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    • 1. 发明专利
    • Impurity concentrating device
    • 精密浓缩装置
    • JP2010241660A
    • 2010-10-28
    • JP2009095065
    • 2009-04-09
    • Toyota Motor Corpトヨタ自動車株式会社
    • USAMI SHOARAKI YASUSHIYATSUGAMI YUICHI
    • C01B3/56H01M8/04H01M8/06H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide an impurity concentrating device for concentrating impurities included in hydrogen gas by utilizing an electrochemical hydrogen pump, in which a difference in concentration rate of impurities among cells is reduced when the cells constituting the electrochemical hydrogen pump are stacked in a plurality of numbers.
      SOLUTION: The electrochemical hydrogen pump comprises a plurality of cells 22A, 22B, in which the cells 22B as a part of the plurality of cells 22A, 22B are low pressure loss cells having lower pressure loss in an anode flow passage than the cells 22A. The exits of anode flow passages of the cells 22A, 22B are connected to each other through an exit manifold 26.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决问题的方案:提供一种利用电化学氢泵浓缩包含在氢气中的杂质的杂质浓缩装置,其中当构成电化学氢泵的电池是细胞时,细胞内的杂质浓度差异减小 以多个数字堆叠。 解决方案:电化学氢泵包括多个单元22A,22B,其中作为多个单元22A,22B的一部分的单元22B是在阳极流动通道中压力损失较低的低压损耗单元 细胞22A。 单元22A,22B的阳极流动通道的出口通过出口歧管26彼此连接。版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2009026557A
    • 2009-02-05
    • JP2007187459
    • 2007-07-18
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHIBATA KAZUNORIOGAWA TOMOHIROYATSUGAMI YUICHI
    • H01M8/02
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a fuel cell capable of generating electric power while preventing drop in power generation performance caused by impurities in simple composition. SOLUTION: Groove passages 12, 14, 16, 18 are formed in a current collecting plate 10 to be fit to the anode side of a membrane electrode assembly. The downstream end part of the groove passage 18 is terminated inside the plane of the current collecting plate 10. Each groove passage is joined inside the plane of the current collecting plate 10, and finally connected to a hydrogen inflow port 20. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种能够产生电力的燃料电池,同时防止由简单组成中的杂质引起的发电性能下降。 解决方案:槽通道12,14,16,18形成在集电板10中以与膜电极组件的阳极侧配合。 槽通道18的下游端部终止于集电板10的平面内。每个槽通道接合在集电板10的平面内,最后连接到氢流入口20。 (C)2009,JPO&INPIT
    • 4. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2009026520A
    • 2009-02-05
    • JP2007186676
    • 2007-07-18
    • Toyota Motor Corpトヨタ自動車株式会社
    • YATSUGAMI YUICHI
    • H01M8/02H01M8/10H01M8/24
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To contain local accumulation in an anode or a fuel gas passage of an impurity gas which does not contribute to power generation in an anode dead-end type fuel cell. SOLUTION: The anode dead-end type fuel cell 100 is provided with passage constituent members (sheet member 125, anode side metallic porous body 130a, anode side separator 140a) which are installed on the surface side of an anode (anode side catalyst layer 42a, anode side diffusion layer 120a) in a membrane electrode assembly 10 and constitute a fuel gas passage for flowing hydrogen to be supplied to the anode. Hydrogen supply ports 125i are formed in the sheet member 125. Further, an ejector 150 which circulates a fluid existing in an anode side metallic porous body 130a at least in a direction nearly parallel to the surface of the anode is provided in the anode side metallic porous body 130a. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:在阳极死端型燃料电池中,在不影响发电的杂质气体的阳极或燃料气体通路中含有局部积聚。 解决方案:阳极死端型燃料电池100设置有安装在阳极(阳极侧)的表面侧的通路构成部件(片状部件125,阳极侧金属多孔体130a,阳极侧分离器140a) 催化剂层42a,阳极侧扩散层120a),构成用于使氢供给阳极的燃料气体通路。 在片状部件125上形成有氢供给口125i。此外,在阳极侧金属制的阳极侧金属制多孔体130a中,至少沿与阳极表面大致平行的方向使存在于阳极侧金属多孔体130a的流体循环的喷射器150 多孔体130a。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Manufacturing method of fuel cell module, manufacturing method of fuel cell, and fuel cell
    • 燃料电池模块的制造方法,燃料电池和燃料电池的制造方法
    • JP2008218205A
    • 2008-09-18
    • JP2007054161
    • 2007-03-05
    • Toyota Motor Corpトヨタ自動車株式会社
    • YATSUGAMI YUICHIFUJITANI HIROSHI
    • H01M8/02H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To improve power generation efficiency of a fuel cell by increasing load sharing to an electrode part. SOLUTION: This is a manufacturing method of a fuel cell module 200. At least on one face of a membrane electrode assembly 216, a power generating body is formed by arranging a gasket 252 and a porous body 232 with a prescribed spacing. The power generating body is pinched by a plate 310 having a filling hole 376 in order to fill a liquid sealing agent to a space 242 formed by the gasket 252 and the porous body 232 and a plate 320, a load of the same or more as a fastening load in fastening a fuel cell 100 by laminating the fuel cell module 200 is added between the plate 310 and the plate 320, the liquid sealing agent is filled into the space 242 from the filling hole 376 under the load, and cured. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过增加对电极部分的负载分担来提高燃料电池的发电效率。 解决方案:这是燃料电池模块200的制造方法。在膜电极组件216的至少一个面上,通过以规定的间隔设置垫圈252和多孔体232来形成发电体。 发电体由具有填充孔376的板310夹持,以便将液体密封剂填充到由垫圈252和多孔体232形成的空间242和板320,负载等于或大于 通过层叠燃料电池模块200来紧固燃料电池100的紧固负载被添加在板310和板320之间,液体密封剂在负载下从填充孔376填充到空间242中并固化。 版权所有(C)2008,JPO&INPIT
    • 8. 发明专利
    • Solid polymer fuel cell
    • 固体聚合物燃料电池
    • JP2006196420A
    • 2006-07-27
    • JP2005009487
    • 2005-01-17
    • Nisshin Steel Co LtdToyota Motor Corpトヨタ自動車株式会社日新製鋼株式会社
    • MORITA YOSHIKAZUKAMOSHITA SHINICHIIZUMI KEIJIYATSUGAMI YUICHI
    • H01M4/86H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a solid polymer fuel cell with an increased power generation efficiency by enlarging a contact area between a metal separator and a gas diffusion layer molded through an overhanging process. SOLUTION: The solid polymer fuel cell has catalyst electrode layers 12, 13 and gas diffusion layers 14, 15 laminated on fuel and oxidation electrode sides of a polymer ion-exchange membrane 11, respectively, and with membrane-electrode assemblies partitioned by metal separators 20 produced through the overhanging process as unit cells. The gas diffusion layers 14, 15 each have shapes so that parts contacted with metal separator 20 wraps around an overhanging part 21 thereof. The shapes wrapping around the overhanging part 21 are imparted to the gas diffusion layers 14, 15 by forming a double-layered structure in which a separator side gas diffusion layer 25 provided with an opening 27 to house the overhanging part 21 therein is overlapped to an ion-exchange membrane side gas diffusion layer 26, or by forming a concavity 28 to house the overhanging part 21. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过扩大金属分离器和通过突出过程模制的气体扩散层之间的接触面积来提供具有增加的发电效率的固体聚合物燃料电池。 解决方案:固体聚合物燃料电池分别具有分别层叠在聚合物离子交换膜11的燃料和氧化电极侧上的催化剂电极层12,13和气体扩散层14,15,并且膜 - 电极组件被分隔开 通过突出过程产生的金属分离器20作为单元电池。 气体扩散层14,15各自具有形状,使得与金属分离器20接触的部分围绕其突出部21卷绕。 通过形成双层结构,将气泡扩散层14,15赋予气体扩散层14,15的形状,在该双层结构中,设置有用于容纳其中的伸出部21的开口27的隔板侧气体扩散层25与 离子交换膜侧气体扩散层26,或通过形成凹部28来容纳突出部21。版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Gas passage forming member for fuel cell, and fuel cell
    • 用于燃料电池和燃料电池的气体通道形成部件
    • JP2006107968A
    • 2006-04-20
    • JP2004294490
    • 2004-10-07
    • Toyota Motor Corpトヨタ自動車株式会社
    • SANO SEIJIYATSUGAMI YUICHIKAJIWARA TAKASHISATO HIROMICHIINUI FUMIHIKOOTA YOSHIFUMIUSAMI SHO
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To improve power generation performance when a gas passage forming member is formed using a metal member. SOLUTION: The gas passage forming member 25 is used by being stacked with an electrolyte layer 21 having a catalyst layer on the surface thereof, and forms a passage of a gas subjected to an electrochemical reaction. The gas passage forming member 25 is uneven in shape, and has an uneven portion that forms a space communicating with both front and back surfaces of the gas passage forming member 25 for a fuel cell between specified adjoining members when the adjoining members are provided to sandwich the gas passage forming member 25 from both sides. There is also formed a small hole to allow the gas to flow through in the direction of the thickness of the uneven part, the hole formed in a region to be a contact part where the uneven part touches the adjoining members on the side of at least one of the surfaces of the gas passage forming member 25. This gas passage forming member 25 is formed using a metal member. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了在使用金属构件形成气体通道形成构件时提高发电性能。 解决方案:气体通道形成构件25通过与其表面具有催化剂层的电解质层21堆叠而形成通过电化学反应的气体。 气体通道形成构件25的形状不均匀,并且当相邻构件被设置成夹层时,具有与指定的邻接构件之间的燃料电池的气体通道形成构件25的前表面和后表面连通的空间的不平坦部分 气体通道形成构件25。 还形成有一个小孔,以使气体沿着不平坦部分的厚度方向流过,该孔形成在至少一侧的不平坦部分接触相邻构件的接触部分的区域中 气体通道形成构件25的表面之一。该气体通道形成构件25使用金属构件形成。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2005093095A
    • 2005-04-07
    • JP2003320817
    • 2003-09-12
    • Nippon Soken IncToyota Motor Corpトヨタ自動車株式会社株式会社日本自動車部品総合研究所
    • MIZUNO TORUNOMURA TAKESHIYATSUGAMI YUICHIARAKI YASUSHI
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel cell, in which mutual projections of separators adjacent in a laminated direction in a unit fuel cell do not cause or hardly cause contact failures or increase in the contact resistance due to mutual positional shift. SOLUTION: (1) In the fuel cell, formed by laminating a plurality of unit cells each of which is formed by sandwiching an MEA with a first separator 13 having a first gas flow path 12 and a second separator 15 having a second gas flow path 14, the first gas flow path 12 of the first separator and the second gas flow path 14 of the second separator are formed into a rugged shape in a direction orthogonal to the cell surface direction and the flow path extending direction so as to mutually cross diagonally. (2) At portions diagonally crossing between the first gas flow path 12 of the first separator and the second gas flow path 14 of the second separator of an adjacent unit fuel cell, the first separator 13 and the second separator 15 of the adjacent unit fuel cell are fixed to each other. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种燃料电池,其中在单位燃料电池中在层叠方向上相邻的隔板的相互突出不会引起或几乎不引起接触不良或由于相互位置偏移而导致的接触电阻的增加。 (1)在燃料电池中,通过层叠多个单元电池而形成,所述多个单元电池通过将具有第一气体流路12的第一隔板13和具有第二气体流路12的第二隔板15夹在一起而形成MU 气体流路14,第一分离器的第一气体流路12和第二分离器的第二气体流路14在与单元面方向和流路延伸方向正交的方向上形成凹凸形状,从而 相互交叉对角。 (2)在第一分离器的第一气体流路12与相邻的单位燃料电池的第二分离器的第二气体流路14之间对角交叉的部分,相邻的单位燃料的第一分离器13和第二分离器15 单元彼此固定。 版权所有(C)2005,JPO&NCIPI